package Io;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class FOSDemo {
    public static void main(String[] args) throws IOException {
        //FileOutputStream fos=new FileOutputStream("fos.dat");

        File file = new File("fos.dat");
        FileOutputStream fos = new FileOutputStream(file);
        //fos.write(1);
        //fos.write(2);
        fos.write(1);
        fos.write(-255);
        fos.write(-256);
        System.out.println("写出完毕！");
        fos.close();
    }
}
